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Characterization of the key pathways of dissimilatory nitrate reduction and their response to complex organic substrates in hyporheic sediments
Characterization of the key pathways dissimilatory nitrate reduction their response to complex organic substrates hyporheic sediments
2014/4/4
Laboratory incubations with river-bed sediment collected from riffles and pools were used to quantify potential pathways of dissimilatory nitrate reduction in the hyporheic zone of a groundwater-fed r...
Resilience of pore-water chemistry and calcification in photosyntheticzones of calcifying sediments
Resilience of pore-water chemistry calcification in photosyntheticzones calcifying sediments
2014/4/16
Photosynthetically driven calcification was investigated in diatom-dominated carbonate sediments from Bait Reef, Australia. Laboratory measurements conducted over complete diel cycles, using O2, pH, C...
Physical and chemical predictors of diatom dissolution in freshwater and saline lake sediments in North America and West Greenland
Physical and chemical predictors diatom dissolution in freshwater saline lake sediments North America West Greenland
2014/5/4
Diatom dissolution in surface sediment samples from two regional lake datasets in the Northern Great Plains (NGP; n = 64) and West Greenland (n = 40) is assessed using a morphological approach categor...
Origin and diagenesis of polyphosphate in lake sediments: A 31 P-NMR study
polyphosphate lake sediments
2014/5/14
Polyphosphate (poly-P) was detected with the use of
31
P nuclear magnetic resonance (NMR) spectroscopy in
sediments from a large variety of lakes with different trophic state and morphometry. In th...
Coupled nitrification–denitrification inautotrophic c and heterotrophic estuarine sediments: On the influence of benthic microalgae
Coupled nitrifi cation–denitrifi cation autotrophic
2014/5/20
Field data obtained from 18 European estuaries using the isotope pairing technique were analyzed for trends in
relationship between activity of benthic microalgae and coupled nitrification–deni...